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  • CPC
  • C09B35/18
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CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B35/00Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling

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C09B35/18from heterocyclic compounds
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Acid dyes, process for the production thereof and their use
    • Patent number 9,745,474
    • Issue date Aug 29, 2017
    • DyStar Colours Distribution GmbH
    • Roxana Barbieru
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Ink composition, inkjet recording ink, and inkjet recording method
    • Patent number 9,206,326
    • Issue date Dec 8, 2015
    • FUJIFILM Corporation
    • Koji Omori
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Dyes of improved optical brightness and/or fluorescence and composi...
    • Patent number 7,705,144
    • Issue date Apr 27, 2010
    • Andrea E. Holmes
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Fluorescent pigments
    • Patent number 6,946,550
    • Issue date Sep 20, 2005
    • Ciba Specialty Chemicals Corporation
    • Iain Frank Fraser
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Organic pigments from twisted benzidines
    • Patent number 5,965,717
    • Issue date Oct 12, 1999
    • North Carolina State University
    • Harold S. Freeman
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Photoresist composition for use in color filters
    • Patent number 5,731,110
    • Issue date Mar 24, 1998
    • Sumitomo Chemical Company, Limited
    • Yoshiki Hishiro
    • G02 - OPTICS
  • Information Patent Grant

    Azo dyes for use in color filters and method for production of colo...
    • Patent number 5,686,585
    • Issue date Nov 11, 1997
    • Sumitomo Chemical Company, Limited
    • Yoshiki Hishiro
    • G02 - OPTICS
  • Information Patent Grant

    Colorant and ink compositions
    • Patent number 5,413,630
    • Issue date May 9, 1995
    • Xerox Corporation
    • William M. Schwarz
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Disazo dyes derived from 3,3'-dihalo-5,5'-dichlorobenzidine
    • Patent number 4,609,726
    • Issue date Sep 2, 1986
    • BASF Aktiengesellschaft
    • Reinhard Kemper
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    N-Aminoalkylenesulfonamido substituted disazo colorants
    • Patent number 4,536,570
    • Issue date Aug 20, 1985
    • The Hilton-Davis Chemical Co.
    • Nathan N. Crounse
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    N-Aminoalkylenesulfonamido substituted monoazo colorants
    • Patent number 4,379,088
    • Issue date Apr 5, 1983
    • Sterling Drug Inc.
    • Nathan N. Crounse
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Polyaminoalkylenesulfonamidated disazo colorants
    • Patent number 4,379,089
    • Issue date Apr 5, 1983
    • Sterling Drug Inc.
    • Nathan N. Crounse
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for dyeing and printing
    • Patent number 4,065,254
    • Issue date Dec 27, 1977
    • Ciba-Geigy Corporation
    • Arthur Buhler
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Novel form of the disazo pigment from bisdiazotized 3,3'-dichlorobe...
    • Patent number 3,980,635
    • Issue date Sep 14, 1976
    • Hoechst Aktiengesellschaft
    • Klaus Hunger
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Water-soluble azo dyes having a substituted 2-hydroxypyridone (6) c...
    • Patent number 3,979,378
    • Issue date Sep 7, 1976
    • Badische Anilin- & Soda-Fabrik Aktiengesellschaft
    • Gerhard Gnad
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Dual layer electrophotographic recording material
    • Patent number 3,977,870
    • Issue date Aug 31, 1976
    • Hoechst Aktiengesellschaft
    • Jurgen Rochlitz
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Bisazo dyestuffs of the 2,6-diaminopyridine
    • Patent number 3,959,250
    • Issue date May 25, 1976
    • Cassella Farbwerke Mainkur Aktiengesellschaft
    • Ernst Heinrich
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3910875
    • Patent number 3,910,875
    • Issue date Oct 7, 1975
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3759731
    • Patent number 3,759,731
    • Issue date Sep 18, 1973
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3617171
    • Patent number 3,617,171
    • Issue date Nov 2, 1971
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3567707
    • Patent number 3,567,707
    • Issue date Mar 2, 1971
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3565883
    • Patent number 3,565,883
    • Issue date Feb 23, 1971
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3366619
    • Patent number 3,366,619
    • Issue date Jan 30, 1968
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3346587
    • Patent number 3,346,587
    • Issue date Oct 10, 1967
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2742457
    • Patent number 2,742,457
    • Issue date Apr 17, 1956
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2734052
    • Patent number 2,734,052
    • Issue date Feb 7, 1956
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2559181
    • Patent number 2,559,181
    • Issue date Jul 3, 1951
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2557057
    • Patent number 2,557,057
    • Issue date Jun 12, 1951
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2453692
    • Patent number 2,453,692
    • Issue date Nov 16, 1948
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2439153
    • Patent number 2,439,153
    • Issue date Apr 6, 1948
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents